//  Fisher Exact test by Ramón Díaz-Uriarte (http://ligarto.org/rdiaz/) who borrowed the fexact.c in R. 
// (-) 2010 Gao Wang
//! \file



#ifndef GUARD_fisher2
#define GUARD_fisher2

/*
 *  R : A Computer Language for Statistical Data Analysis
 *  Copyright (C) 1995, 1996  Robert Gentleman and Ross Ihaka
 *  Copyright (C) 1998-2001   The R Development Core Team.
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU Lesser General Public License as published by
 *  the Free Software Foundation; either version 2.1 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

/*Constant.h*/
#ifndef M_PI
#define M_PI 3.141592653589793238462643383279502884197169399375
#endif

#define PI             M_PI
#define SINGLE_EPS     FLT_EPSILON
#define SINGLE_BASE    FLT_RADIX
#define SINGLE_XMIN    FLT_MIN
#define SINGLE_XMAX    FLT_MAX
#define DOUBLE_DIGITS  DBL_MANT_DIG
#define DOUBLE_EPS     DBL_EPSILON
#define DOUBLE_XMAX    DBL_MAX
#define DOUBLE_XMIN    DBL_MIN

/*Memory.h*/
#ifdef  __cplusplus
extern "C" {
#endif

char*	vmaxget(void);
void	vmaxset(char*);

void	R_gc(void);

char*	R_alloc(long, int);
char*	S_alloc(long, int);
char*	S_realloc(char*, long, long, int);

#ifdef  __cplusplus
}
#endif

/*boolean.h*/
#undef FALSE
#undef TRUE

#ifdef  __cplusplus
extern "C" {
#endif
typedef enum { FALSE = 0, TRUE /*, MAYBE */ } Rboolean;

#ifdef  __cplusplus
}
#endif

/*fisher2.h*/
void fexact(int *nrow, int *ncol, double *table, int *ldtabl,
       double *expect, double *percnt, double *emin, double *prt,
       double *pre, /* new in C : */ int *workspace);

#endif 
///:~
